Which of the following best describes a Class B felony?

A Class B felony typically includes offenses that carry serious penalties, and the options presented here reflect that severity. Both theft of services over a certain monetary threshold and extortion involving threats are significant crimes that indicate a substantial impact on victims and society.

Theft of services amounts to a serious crime when the value exceeds a certain threshold, demonstrating the value of resources taken unlawfully. Similarly, extortion by means of threats poses a serious risk to public safety and personal security. Both actions are considered serious enough to be classified as felonies due to their nature and potential harm.

Thus, the best description of a Class B felony is encompassed in both options describing theft of services over $2,500 and extortion—both reflecting the type and severity of offenses categorized as Class B felonies. Selecting both A and B illustrates the understanding that multiple serious offenses can fit within this classification.